CN217584601U - Linear steam exhaust waste heat utilization heat pump room arrangement structure - Google Patents
Linear steam exhaust waste heat utilization heat pump room arrangement structure Download PDFInfo
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- CN217584601U CN217584601U CN202221089125.2U CN202221089125U CN217584601U CN 217584601 U CN217584601 U CN 217584601U CN 202221089125 U CN202221089125 U CN 202221089125U CN 217584601 U CN217584601 U CN 217584601U
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Abstract
The utility model provides a style of calligraphy exhaust steam waste heat utilization heat pump house arrangement structure, include: the heat pump room comprises a heat pump room body, wherein at least one overhaul channel parallel to the central axis of the heat pump room is arranged in the heat pump room, and two sides of the overhaul channel are respectively provided with a heat supply main line; the geometric centers of the preposed condenser and the heat pump unit of each heat supply main line are collinear and are arranged in a straight line, and the geometric center connecting lines of all the heat supply main lines are parallel to each other; in each main heating line: the pre-condenser is communicated with the exhaust gas pipeline and is communicated with the heat pump unit; the utility model discloses divide the heat supply main line to arrange leading condenser and heat pump set, reduced the main building height, make things convenient for the pipe arrangement, reduced engineering cost, reduced engineering construction cycle.
Description
Technical Field
The utility model relates to a steam exhaust waste heat utilization technical field, in particular to a style of calligraphy steam exhaust waste heat utilization heat pump house arrangement structure.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
The circulating water of the thermal power plant discharges the condensation heat into the atmosphere through the cooling tower or the air cooling island to form huge cold end loss, thereby reducing the energy utilization rate of the power plant, causing the waste of energy, water and electricity and simultaneously causing thermal pollution to the atmosphere. The heat pump can convey heat energy from a low-level heat source to a high-level heat source, is a new heat supply technology, not only receives wide attention, but also is rapidly applied to engineering practice of various industries, and achieves good effect.
The inventor finds that the conventional exhaust steam waste heat recovery system comprises the following components: the exhaust steam of the steam turbine unit is respectively led to the pre-condenser and the heat pump unit, and the circulating water of the heat supply network flows to the pre-condenser first and enters the heat pump unit after being heated to a certain temperature to reach the designed water temperature of the heat supply network. For a cogeneration unit, a heat supply initial station is generally built in a plant area, and a filter, a circulating water pump and other equipment are arranged in the initial station. When the waste steam and waste heat utilization transformation is carried out, the original heat supply initial station can not meet the arrangement requirement of equipment, and a new heat pump room is required to be built. When all the heat supply main line heating network circulating water enters one set of pre-condenser and heat pump unit, the equipment volume is huge due to the requirement of the heat exchange area, the plant volume is increased, the construction cost is increased, and inconvenience is brought to equipment maintenance, inspection and the like.
SUMMERY OF THE UTILITY MODEL
In order to solve the not enough of prior art, the utility model provides a straight line type exhaust steam waste heat utilization heat pump room arrangement structure divides the heat supply main line to arrange leading condenser and heat pump set, has reduced the main building height, makes things convenient for the pipe arrangement, has reduced engineering cost, has reduced engineering construction cycle.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a linear type dead steam waste heat utilization heat pump room arrangement structure comprises:
the heat pump room comprises a heat pump room body, wherein at least one overhaul channel parallel to the central axis of the heat pump room is arranged in the heat pump room, and two sides of the overhaul channel are respectively provided with a heat supply main line;
the geometric centers of the prepositioned condenser and the heat pump unit of each heat supply main line are collinear and arranged in a straight line shape, and the connecting lines of the geometric centers of all the heat supply main lines are parallel to each other;
in each main heating line: the pre-condenser is communicated with the exhaust pipeline and the heat pump unit.
As an optional implementation manner, when there are only two main heat supply lines, at least one first maintenance window is opened at a position on the side wall of the heat pump room body corresponding to the front condenser, and at least one second maintenance window is opened at a position on the side wall of the heat pump room body corresponding to the heat pump unit.
As an optional implementation manner, each heat supply main line includes at least one pre-condenser and a set of heat pump units, and the heat pumps of the heat pump units are connected in series through pipelines.
As an optional implementation manner, a vacuum pump, a thermal control electronic equipment room, an electrical distribution room, a spare storage, a heat pump driven steam condensate recovery device and a condensate pump are arranged between the end of one of the heat supply main lines and the side wall of the heat pump room body.
As an optional implementation manner, the vacuum pump is disposed at a position close to the heat pump unit, and the vacuum pump is respectively communicated with the pre-condensers of the heat supply main lines and the heat pump unit through pipelines.
As an optional implementation mode, the heat pump drives the steam condensate recovery device and the condensate pump to be arranged at positions close to the heat pump units, the heat pump drives the steam condensate recovery device to be communicated with the heat pump units of all heat supply main lines through pipelines, the heat pump drives the steam condensate recovery device to be communicated with the condensate pump, and the condensate pump is used for being communicated with an external condensate system.
As an alternative implementation manner, the electric distribution room is arranged at a position close to the side wall of the heat pump room body, and the distribution equipment in the electric distribution room is electrically connected with the electric equipment.
As an alternative implementation, the thermally controlled electronics bay is disposed between the electrical distribution room and the condensate pump.
As an alternative implementation, the spare part warehouse is arranged between the vacuum pump and the electric distribution room.
As an optional implementation manner, the vacuum pump, the thermal control electronic equipment room, the electric distribution room, the spare part warehouse, the heat pump-driven steam condensate recovery device, the condensate pump and the corresponding heat supply main line are arranged in a straight line.
Compared with the prior art, the beneficial effects of the utility model are that:
1. a style of calligraphy exhaust steam waste heat utilization heat pump room arrangement structure, divide the heat supply main line and arrange leading condenser and heat pump set, reduced the main building height, make things convenient for the pipe arrangement, reduced engineering cost, reduced engineering construction cycle.
2. The utility model discloses a straight-line type exhaust steam waste heat utilization heat pump room arrangement structure, the main equipment is arranged in a straight line shape, and the equipment foundations are in the same straight line and are orderly; an overhaul channel is reserved in the middle of the pump room, and the daily overhaul and daily inspection requirements of small equipment are met.
3. The arrangement structure of the linear exhaust steam waste heat utilization heat pump house integrates current collection, control and process systems in the pump house, and can realize independent or associated control with a main factory building; the pre-condenser-heat pump unit arrangement of various heat supply main lines can be met, and the popularization is strong.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is the schematic view of a linear waste steam waste heat utilization heat pump room arrangement structure provided by the embodiment of the utility model.
Wherein, 1-a first heating main; 2-a second heating main; 3, a pre-condenser; 4-a pre-condenser; 5-a heat pump unit; 6-a vacuum pump; 7-thermal control electronic equipment room; 8-an electrical distribution room; 9-stock library; 10, driving a steam condensed water recovery device by a heat pump; 11-a condensate pump; 12-a maintenance channel; 13-heat pump room body; 14-heat pump units.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the case of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other.
Example 1:
as shown in fig. 1, embodiment 1 of the present invention provides a linear type exhaust steam waste heat utilization heat pump room arrangement structure, including:
the heat pump house comprises a heat pump house body 13, wherein at least one overhaul channel 12 parallel to the central axis of the heat pump house is arranged in the heat pump house, and two sides of the overhaul channel 12 are respectively provided with a heat supply main line;
the geometric centers of the preposed condenser and the heat pump unit of each heat supply main line are collinear and are arranged in a straight line, and the geometric center connecting lines of all the heat supply main lines are parallel to each other;
in each main heating line: the pre-condenser is communicated with the exhaust pipeline and the heat pump unit.
In the embodiment, when only two main heating lines are provided, at least one first maintenance window is arranged on the side wall of the heat pump room body 13 corresponding to the front condensers (3, 4), and at least one second maintenance window is arranged on the side wall of the heat pump room body 13 corresponding to the heat pump unit 5; specifically, including first heat supply main 1 and second heat supply main 2, first heat supply main 1 includes leading condenser 4 and heat pump set 14, and second heat supply main 2 includes leading condenser 3 and heat pump set 5.
It will be appreciated that in other embodiments, when there are multiple heating mains, a first access opening and a second access opening are provided at corresponding positions on the side walls of two mains adjacent to the side walls; it can be understood that more service windows may be provided, and those skilled in the art may select the service window according to specific working conditions, which are not described herein again.
In this embodiment, each heat supply main line includes at least one pre-condenser and a set of heat pump units, and the heat pumps of the heat pump units are connected in series through pipelines.
In this embodiment, a vacuum pump 6, a thermal control electronic equipment room 7, an electrical distribution room 8, a spare storage 9, a heat pump driven steam condensate recovery device 10 and a condensate pump 11 are arranged between the end of one of the heat supply main lines and the side wall of the heat pump room body.
In this embodiment, the vacuum pump is disposed at a position close to the heat pump unit, and the vacuum pump is respectively communicated with the pre-condensers and the heat pump unit of each heat supply main line through pipelines.
In this embodiment, heat pump drive steam condensate recovery unit and condensate pump set up in the position that is close to heat pump set, just heat pump drive steam condensate recovery unit passes through the pipeline and communicates with the heat pump set of each heat supply main, and heat pump drive steam condensate recovery unit communicates with condensate pump, and condensate pump is used for communicating with external condensate system.
In this embodiment, the electric distribution room is disposed at a position close to the side wall of the heat pump room body, and the distribution equipment in the electric distribution room is electrically connected to each electric device.
In this embodiment, the thermal control electronics bay is disposed between the electrical distribution room and the condensate pump.
In this embodiment, the stock room is provided between the vacuum pump and the electric distribution room.
In this embodiment, the vacuum pump, the thermal control electronic equipment room, the electric distribution room, the spare storage, the heat pump-driven steam condensate recovery device, the condensate pump, and the corresponding heat supply main line are arranged in a straight line.
A linear arrangement structure of the dead steam waste heat utilization heat pump rooms is explained by taking an example of arrangement of a 350MW indirect air cooling unit dead steam waste heat utilization heat pump rooms.
Specifically, the following is: respectively arranging waste heat recovery systems of different heat supply main lines, selecting front condensers and heat pump units of different models through calculation, arranging the front condensers and the heat pump units of the same main line in a heat pump room in a straight line shape, sharing auxiliary equipment in the heat pump room, and arranging an electric power distribution room and a thermal control electronic equipment room in the heat pump room to realize power supply leading and system control;
the heat pump house is arranged in a single layer, has no platform, can reduce the height of a main workshop, further reduce the construction cost, facilitate the routing inspection and the equipment maintenance, and can meet the requirement of attractive and neat integral arrangement structure; for a cogeneration unit, a heat supply initial station is usually built in a plant area, and a filter, a heat supply network circulating water pump and other equipment are arranged in the initial station, so that for the unit which is modified by waste steam waste heat recovery, the newly built heat pump room is not required to be provided with circulating water pumps and other equipment, and the size of the pump room is reduced;
the pre-condenser-heat pump units of the same heat supply main line are arranged in a straight line shape, and the exhaust steam pipelines can sequentially enter the pre-condenser and the heat pump units, so that the pipeline resistance is reduced, and the overall heat exchange effect is ensured; in addition, the access of the circulating water of the heat supply network, the condensed water, the driving steam of the heat pump unit and the like is simpler and more direct. The heat pump indoor equipment is integrally arranged in a straight line shape, and is tidy and reasonable;
in the embodiment, the preposed condenser-heat pump units of the same heat supply main line are arranged in a straight line shape, so that the equipment height is reduced, and the equipment and the pipeline can be conveniently overhauled and maintained; the heat pump unit and the front condenser can realize pipe pumping maintenance through an outer wall window. The other equipment can be overhauled by arranging a small electric overhaul hoist, and a bridge crane is not required to be additionally arranged, so that the construction cost is reduced; in the embodiment, the vacuum pump is arranged in the newly-built exhaust steam waste heat recovery heat pump room, so that the vacuumizing requirements of a front condenser and a heat pump unit can be met;
in the embodiment, heat pump driven steam condensate water recovery equipment is arranged in a newly-built exhaust steam waste heat recovery heat pump room and is pumped to an external original machine condensate water system through a condensate pump, so that the waste of demineralized water is avoided;
in the embodiment, the thermal control electronic equipment room is arranged and can be independent or mutually communicated with the main workshop control system according to actual needs, so that flexible control is realized;
in the embodiment, the prepositive condenser-heat pump units of the same trunk line are arranged on the same straight line, so that the span of a main plant is reduced, and the overhaul is facilitated.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a style of calligraphy exhaust steam waste heat utilization heat pump room arrangement structure which characterized in that:
the method comprises the following steps:
the heat pump room comprises a heat pump room body, wherein at least one overhaul channel parallel to the central axis of the heat pump room is arranged in the heat pump room, and two sides of the overhaul channel are respectively provided with a heat supply main line;
the geometric centers of the prepositioned condenser and the heat pump unit of each heat supply main line are collinear and arranged in a straight line shape, and the connecting lines of the geometric centers of all the heat supply main lines are parallel to each other;
in each main heating line: the pre-condenser is communicated with the exhaust pipeline and the heat pump unit.
2. The in-line type exhaust steam waste heat utilization heat pump room arrangement structure of claim 1, characterized in that:
when only two heat supply main lines exist, at least one first maintenance window is arranged on the side wall of the heat pump room body corresponding to the front condenser, and at least one second maintenance window is arranged on the side wall of the heat pump room body corresponding to the heat pump unit.
3. The linear exhaust steam waste heat utilization heat pump room arrangement structure of claim 1, characterized in that:
each heat supply main line comprises at least one pre-condenser and a group of heat pump units, and all heat pumps of the heat pump units are mutually connected in series through pipelines.
4. The in-line type exhaust steam waste heat utilization heat pump room arrangement structure of claim 1, characterized in that:
a vacuum pump, a thermal control electronic equipment room, an electric distribution room, a spare storage, a heat pump driven steam condensed water recovery device and a condensed water pump are arranged between the end part of one of the heat supply main lines and the side wall of the heat pump room body.
5. The linear exhaust steam waste heat utilization heat pump room arrangement structure of claim 4, characterized in that:
the vacuum pump is arranged at a position close to the heat pump unit and is respectively communicated with the front condenser and the heat pump unit of each heat supply main line through pipelines.
6. The in-line exhaust steam waste heat utilization heat pump room arrangement structure of claim 4, wherein:
the heat pump drives the steam condensate recovery device and the condensate pump to be arranged at positions close to the heat pump unit, the heat pump drives the steam condensate recovery device to be communicated with the heat pump unit of each heat supply main line through pipelines, the heat pump drives the steam condensate recovery device to be communicated with the condensate pump, and the condensate pump is used for being communicated with an external condensate system.
7. The in-line exhaust steam waste heat utilization heat pump room arrangement structure of claim 4, wherein:
the electric power distribution room is arranged at a position close to the side wall of the heat pump room body, and power distribution equipment in the electric power distribution room is electrically connected with each electric equipment.
8. The in-line exhaust steam waste heat utilization heat pump room arrangement structure of claim 4, wherein:
the thermal control electronic equipment room is arranged between the electric power distribution room and the condensate pump.
9. The in-line exhaust steam waste heat utilization heat pump room arrangement structure of claim 4, wherein:
the stock room is arranged between the vacuum pump and the electric distribution room.
10. The linear exhaust steam waste heat utilization heat pump room arrangement structure of claim 4, characterized in that:
the vacuum pump, the thermal control electronic equipment room, the electric distribution room, the spare part warehouse, the heat pump driven steam condensate water recovery device, the condensate pump and the corresponding heat supply main line are arranged in a straight line shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221089125.2U CN217584601U (en) | 2022-05-07 | 2022-05-07 | Linear steam exhaust waste heat utilization heat pump room arrangement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221089125.2U CN217584601U (en) | 2022-05-07 | 2022-05-07 | Linear steam exhaust waste heat utilization heat pump room arrangement structure |
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| Publication Number | Publication Date |
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| CN217584601U true CN217584601U (en) | 2022-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221089125.2U Active CN217584601U (en) | 2022-05-07 | 2022-05-07 | Linear steam exhaust waste heat utilization heat pump room arrangement structure |
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- 2022-05-07 CN CN202221089125.2U patent/CN217584601U/en active Active
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